Teletypewriter switching system



Oct. 6, 1953 s. J. KNANDEL TELETYPEWRITER SWITCHING SYSTEM 25Sheets-Sheet 1 Filed Sept. l, 1949 Oct. 6, 1953 G. J. KNANDl-:L2,654,797

TELETYPEWRITER SWITCHING SYSTEM Filed Sept. l, 1949 1 25 Sheets-Sheet 2N N w LOCAL SUHSCREER STA TON WITH TAPE TRANSMSS/UN A ORA/5V Oct. 6,1953 G. J. KNANDEL. 2,654,797

TELETYPEWRITER SWITCHING SYSTEMl Filed Sept. l, 1949 25 Sheets-Sheet 5AT ORNEY |.I1d lil. l. l mm. SWL P Nwm h om.. E gm E N C G\ N WJ. P\m.\m YW, Mmm G m h v.

Oct. 6, 1953 G. J. KNANDEL TELETYPEWRITER SWITCHING SYSTEM 23Sheets-Sheet 4 Filed Sept. l, 1949 oct. 6, 1953 G, J, KNANDEL 2,654,797

TELETYPEWRITER SWITCHING SYSTEM Filed Sept. l, 1949 23 Sheets-Sheet 5mun/zia LINE CCT.

/NVEA/ron By 6. J. KNANDEL Oct. 6, 1953 G. J. KNANDEL TELETYPEWRITERSWITCHING SYSTEM 25 Sheets-Sheet 6 Filed Sept. l, 1949 n. BSOQQ a/NVENTOR c. J. /r/vA/vofz. @l CQ A7' ORNEY G. J. KNANDEL TELETYPEWRI'IERSWITCHING SYSTEM oct. l6, 1953 AT NEV Oct. 6, 1953 G. J. KNANDEI.

TELETYPEWRITER SWITCHING SYSTEM 23 Sheets-Sheet 8 /NVEN C. J. KAM/VDE L6?@ AT ,QA/EV Filed sept. 1, 1949 Oct. 6, 1953 G. J. KNANDEL 2,654,797

TELETYFEWRITER SWITCHING SYSTEM Filed Sept. l, 1949 23 Sheets-Sheet 9POLR/ /NVENTOR o, @.JKNANDEL u' BV t f A OPNEV` Oct. 6, 1953 G. J.KNANDEL TELETYPEWRITER SWITCHING SYSTEM 25 Sheets-Sheet lO Filed Sept.l, 1949 /NVENTOR B G. J KNANDEL A RNEY G. J. KNANDEL TELETYPEWRITERSWITCHING SYSTEM ocr. s, 1953 23 Sheets-Sheet 1l Filed Sept. 1, 1949 Hfn /Nl/ENroR G J KNANDEL er Arro EY Oct. 6, 1953 G. J. KNANDELTELETYPEWRITER SWITCHING SYSTEM 23 Sheets-Sheet l2 Filed Sept. l, 1949/NVEN'OP G. J KNANDEL WW@ A RNEV Oct. 6, 1953 G. J. KNANDELTELETYPEWRITER SWITCHING .SYSTEM 23 Sheets-Sheet 13 Filed Sept. 1 1949/NVENTOR I c. J. MANUEL ATT RWE? 25 Sheets-Sheet .14

Filed Sept. l, 1949 N" NE /NVEN TOR By QJ. KNA/VDEL ATT RNEV Oct. 6,1953 G. J. KNANDEL 2,654,797

TELETYPEWRITER SWITCHING SYSTEM Filed Sept. l, 1949 23 SheetS-Sheet`l5wie@ ATTO EV Oct. 6, 1953 G. J. KNANDEL TELETYPEWRITER SWITCHING SYSTEM23 Sheets-Sheet 16 Filed Sept. l, 1949 NVENTOR GJ/(NANDEL "mv ATT RNEY s.Sk

Oct. 6, 1953 G. J. KNANDEL TELETYPEWRITER SWITCHING SYSTEM 25Sheets-Sheet 17 Filed sept. 1, 1949 ATT RNEV G. J. KNA/VDL BV Oct. 6,1953 G. J. KNANDEL. 2,654,797

TELETYPEWRITER SWITCHING SYSTEM Filed Sept. l, 1949 23 Sheets-Sheet 18/RE C TOR POL A RIZED /Nl/ENTOR y 6. J. KNANDEL ATT RNE? Oct. 6, 1953 G.J. KNANDEL TELETYPEWRITER SWITCHING SYSTEM Filed Sept. 1 1949 25Sheets-Sheet 19 /m/EA/mf? B. G. J KNANDE L I Arr ,QA/Ey N2/W 25 n SQ SQE2 QQ Q ...2k

Oct. 6, 1953 G J. KNANDEL TELETYPEWRITER SWITCHING SYSTEM 25Sheets-Sheet 2O Filed Sept. l, 1949 HH IIIII III llll HH III /NVENTORGJ. KNANDE. WQ@

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